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From: Hans Verkuil <hverkuil@xs4all.nl>
To: Helen Koike <helen.koike@collabora.com>,
	linux-rockchip@lists.infradead.org
Cc: devicetree@vger.kernel.org, eddie.cai.linux@gmail.com,
	kernel@collabora.com, heiko@sntech.de, zhengsq@rock-chips.com,
	jeffy.chen@rock-chips.com, zyc@rock-chips.com,
	linux-kernel@vger.kernel.org, tfiga@chromium.org,
	hans.verkuil@cisco.com, laurent.pinchart@ideasonboard.com,
	sakari.ailus@linux.intel.com, mchehab@kernel.org,
	ezequiel@collabora.com, linux-arm-kernel@lists.infradead.org,
	linux-media@vger.kernel.org
Subject: Re: [PATCH v8 00/14] Rockchip ISP1 Driver
Date: Wed, 31 Jul 2019 06:55:26 +0200
Message-ID: <13d89676-ae84-5904-7606-935501cb2d89@xs4all.nl> (raw)
In-Reply-To: <fb1327fb-0903-ce62-4eea-94b81f599b62@xs4all.nl>

On 7/31/19 6:33 AM, Hans Verkuil wrote:
> On 7/31/19 6:29 AM, Hans Verkuil wrote:
>> On 7/31/19 2:08 AM, Helen Koike wrote:
>>>
>>>
>>> On 7/30/19 5:50 PM, Helen Koike wrote:
>>>>
>>>>
>>>> On 7/30/19 5:15 PM, Hans Verkuil wrote:
>>>>> On 7/30/19 8:42 PM, Helen Koike wrote:
>>>>>> Hello,
>>>>>>
>>>>>> I'm re-sending a new version of ISP(Camera) v4l2 driver for rockchip
>>>>>> rk3399 SoC.
>>>>>>
>>>>>> I didn't change much from the last version, just applying the
>>>>>> suggestions made in the previous one.
>>>>>>
>>>>>> This patchset is also available at:
>>>>>> https://gitlab.collabora.com/koike/linux/tree/rockchip/isp/v8
>>>>>>
>>>>>> Libcamera patched to work with this version:
>>>>>> https://gitlab.collabora.com/koike/libcamera
>>>>>> (also sent to the mailing list)
>>>>>>
>>>>>> I tested on the rockpi 4 with a rpi v1.3 sensor and also with the
>>>>>> Scarlet Chromebook.
>>>>>>
>>>>>> Known issues (same as in v7):
>>>>>> -------------
>>>>>> - Reloading the module doesn't work (there is some missing cleanup when
>>>>>> unloading)
>>>>>> - When capturing in bayer format, changing the size doesn't seem to
>>>>>> affect the image.
>>>>>> - crop needs more tests
>>>>>> - v4l2-compliance error:
>>>>>>         fail: v4l2-test-controls.cpp(824): subscribe event for control 'Image Processing Controls' failed
>>>>>> test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: FAIL
>>>>>
>>>>> Can you mail me the full v4l2-compliance output?
>>>>
>>>> Sure, please check here: http://ix.io/1Q5u
>>>> I updated v4l-utils with the latest version and I re-ran bootstrap/configure/make,
>>>> but for some reason the hash from the link above is not the latest commit, probably some
>>>> old configuration somewhere. I'll resend this log as soon as I get v4l2-compliance
>>>> properly updated.
>>>
>>> Please see the output of v4l2-compliance here with an updated v4l-utils: http://ix.io/1Q6A
>>
>> So this FAIL is for /dev/v4l-subdev0 (rkisp1-isp-subdev).
>>
>> What is weird that this subdev does not appear to have controls at all.
>>
>> What is the output of 'v4l2-ctl -d /dev/v4l-subdev0 -l'? And if it lists
>> controls, then why?
>>
>> If you run 'v4l2-compliance -u /dev/v4l-subdev0', do you get a fail as
>> well?
> 
> I see the same issue with v4l-subdev1, but I see no "Media Driver Info"
> in the v4l2-compliance output for that subdev. That's strange. It would
> be good to know why that's happening.

It looks to be some parenting issue: v4l2-compliance expects to find
a mediaX directory in /sys/dev/char/81\:Y/device/ where 81:Y is the major/minor
of /dev/v4l-subdev1.

Because is this mi_get_media_fd() cannot find the media device for the subdev
in v4l2-compliance.

Regards,

	Hans

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Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-30 18:42 Helen Koike
2019-07-30 18:42 ` [PATCH v8 01/14] media: videodev2.h, v4l2-ioctl: add rkisp1 meta buffer format Helen Koike
2019-08-15 13:30   ` Laurent Pinchart
2019-07-30 18:42 ` [PATCH v8 02/14] media: doc: add document for " Helen Koike
2019-08-07 13:09   ` Sakari Ailus
2019-08-15 13:51   ` Laurent Pinchart
2019-07-30 18:42 ` [PATCH v8 03/14] media: rkisp1: Add user space ABI definitions Helen Koike
2019-08-15 18:46   ` Laurent Pinchart
2019-07-30 18:42 ` [PATCH v8 04/14] media: rkisp1: add Rockchip MIPI Synopsys DPHY driver Helen Koike
2019-08-07 13:05   ` Sakari Ailus
2019-08-07 13:37     ` Helen Koike
2019-08-15 17:54       ` Laurent Pinchart
2019-08-15 18:26         ` Heiko Stübner
2019-08-21 21:46         ` Helen Koike
2019-08-22  2:32           ` Laurent Pinchart
2019-07-30 18:42 ` [PATCH v8 05/14] media: rkisp1: add Rockchip ISP1 subdev driver Helen Koike
2019-08-06 18:51   ` Helen Koike
2019-08-07 10:39     ` Hans Verkuil
2019-08-15 19:35       ` Laurent Pinchart
2019-08-08  9:14   ` Sakari Ailus
2019-08-15  0:58     ` Helen Koike
2019-08-15  8:24       ` Sakari Ailus
2019-08-15 10:29         ` Tomasz Figa
2019-08-15 10:45           ` Sakari Ailus
2019-08-15 13:17         ` Sakari Ailus
2019-08-16  0:13   ` Laurent Pinchart
2019-07-30 18:42 ` [PATCH v8 06/14] media: rkisp1: add ISP1 statistics driver Helen Koike
2019-08-08  9:37   ` Sakari Ailus
2019-07-30 18:42 ` [PATCH v8 07/14] media: rkisp1: add ISP1 params driver Helen Koike
2019-07-30 18:42 ` [PATCH v8 09/14] media: rkisp1: add rockchip isp1 core driver Helen Koike
2019-08-07 15:27   ` Sakari Ailus
2019-08-08 21:59     ` Helen Koike
2019-08-09 12:05       ` Sakari Ailus
2019-08-07 15:36   ` Sakari Ailus
2019-07-30 18:42 ` [PATCH v8 10/14] dt-bindings: Document the Rockchip ISP1 bindings Helen Koike
2019-08-16  0:21   ` Laurent Pinchart
2019-07-30 18:42 ` [PATCH v8 11/14] dt-bindings: Document the Rockchip MIPI RX D-PHY bindings Helen Koike
2019-08-15 18:14   ` Laurent Pinchart
2019-07-30 18:42 ` [PATCH v8 12/14] arm64: dts: rockchip: add isp0 node for rk3399 Helen Koike
2019-07-30 18:42 ` [PATCH v8 13/14] arm64: dts: rockchip: add rx0 mipi-phy " Helen Koike
2019-07-30 18:42 ` [PATCH v8 14/14] MAINTAINERS: add entry for Rockchip ISP1 driver Helen Koike
2019-08-15 13:56   ` Laurent Pinchart
2019-07-30 20:15 ` [PATCH v8 00/14] Rockchip ISP1 Driver Hans Verkuil
2019-07-30 20:50   ` Helen Koike
2019-07-31  0:08     ` Helen Koike
2019-07-31  4:29       ` Hans Verkuil
2019-07-31  4:33         ` Hans Verkuil
2019-07-31  4:55           ` Hans Verkuil [this message]
2019-07-31 14:42             ` Helen Koike
2019-08-07 15:37 ` Sakari Ailus
2019-08-07 17:57   ` Helen Koike
2019-08-09 18:45 ` Manivannan Sadhasivam

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